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<table width="100%" summary="page for Klein"><tr><td>Klein</td><td align="right">R Documentation</td></tr></table>

<h2>Klein's Data on the U. S. Economy</h2>

<h3>Description</h3>


<p>Data for Klein's (1950) simple econometric model of the U. S. economy.
</p>
<p>The <code>Klein</code> data frame has 22 rows and 10 columns.
</p>


<h3>Usage</h3>

<pre>Klein</pre>


<h3>Format</h3>


<p>This data frame contains the following columns:
</p>

<dl>
<dt>Year</dt><dd><p>1921&ndash;1941</p>
</dd>
<dt>C</dt><dd><p>consumption.</p>
</dd>
<dt>P</dt><dd><p>private profits.</p>
</dd>
<dt>Wp</dt><dd><p>private wages.</p>
</dd>
<dt>I</dt><dd><p>investment.</p>
</dd>
<dt>K.lag</dt><dd><p>capital stock, lagged one year.</p>
</dd>
<dt>X</dt><dd><p>equilibrium demand.</p>
</dd>
<dt>Wg</dt><dd><p>government wages.</p>
</dd>
<dt>G</dt><dd><p>government non-wage spending.</p>
</dd>
<dt>T</dt><dd><p>indirect business taxes and net exports.</p>
</dd>
</dl>



<h3>Source</h3>


<p>Greene, W. H. (1993)
<EM>Econometric Analysis, Second Edition.</EM>
Macmillan.
</p>


<h3>References</h3>


<p>Klein, L. (1950)
<EM>Economic Fluctuations in the United States 1921&ndash;1941.</EM>
Wiley.
</p>


<h3>Examples</h3>

<pre>
Klein$P.lag &lt;- c(NA, Klein$P[-22])
Klein$X.lag &lt;- c(NA, Klein$X[-22])

summary(tsls(C ~ P + P.lag + I(Wp + Wg), 
    instruments=~1 + G + T + Wg + I(Year - 1931) + K.lag + P.lag + X.lag,
    data=Klein))
    
summary(tsls(I ~ P + P.lag + K.lag,
    instruments=~1 + G + T + Wg + I(Year - 1931) + K.lag + P.lag + X.lag,
    data=Klein))
    
summary(tsls(Wp ~ X + X.lag + I(Year - 1931),
    instruments=~1 + G + T + Wg + I(Year - 1931) + K.lag + P.lag + X.lag,
    data=Klein))
</pre>


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